technology in the u.s.? at t. rowe price, we understand the connections of a complex, global economy. it's just one reason over 75% of our mutual funds beat their 10-year lipper average. t. rowe price. invest with confidence. request a prospectus or summary prospectus with investment information, risks, fees and expenses to read and consider carefully before investing. >>> they're the stuff of horror movies and urban legend. the most terrifying creatures mother nature has to offer. and one adventurer has made them his life's work. here's abc's matt gutman. >> reporter: blood thirsty beasts that feed on human flesh. aquatic assassins that drag swimmers to their deaths. myths, you might say, but sometimes truth is stranger than fiction. that's where richard comes in, the swash buckling filmmaker, survivalist and hair product pitchman. okay, maybe not the last one, but he could be. richard is the host of nat geo's "man versus monster." he travels the globe to unravel the mysteries behind the myths. >> it's a great reason to find out the truth. to hear their stories and try to work out what'